<template>
  <!-- 最外层的容器 -->
  <view class="my-settle-container">
    <!-- 全选区域 -->
    <label class="radio" @click="changeAllState">
      <radio color="#C00000" :checked="isFullCheck" /><text>全选</text>
    </label>

    <!-- 合计区域 -->
    <view class="amount-box">
      合计:<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>

    <!-- 结算按钮 -->
    <view class="btn-settle" @click="settlement">结算({{checkedCount}})</view>
  </view>
</template>

<script>
  import {mapState,mapGetters,mapMutations} from 'vuex'

  export default {
    computed: {
      ...mapState('m_user', ['userInfo','token','address']),
      ...mapGetters('m_user', ['addstr']),
      ...mapState('m_cart', ['cart']),
      ...mapGetters('m_cart', ['total', 'checkedCount', 'checkedGoodsAmount']),
      
      // 是否全选
      isFullCheck() {
        return this.total === this.checkedCount
      },
    },
    data() {
      return {}
    },
    methods: {
      //使用 mapMutations 辅助函数，把 m_cart 模块提供的 updateAllGoodsState 方法映射到当前组件中使用
      ...mapMutations('m_cart', ['updateAllGoodsState']),
      // label 的点击事件处理函数
      changeAllState() {
        // 修改购物车中所有商品的选中状态
        // !this.isFullCheck 表示：当前全选按钮的状态取反之后，就是最新的勾选状态
        this.updateAllGoodsState(!this.isFullCheck)
      },
      // 点击了结算按钮
      async settlement(){
        // 1. 先判断是否勾选了要结算的商品
        if (!this.checkedCount) return uni.$showMsg('请选择要结算的商品！')
        
        // 2. 再判断用户是否选择了收货地址
        if (!this.addstr) return uni.$showMsg('请选择收货地址！')
        
        // 3. 最后判断用户是否登录了
        // if (!this.token) return uni.$showMsg('请先登录！')
        // if (!this.token) return this.delayNavigate()
        if(this.userInfo.userId===null || this.userInfo.openId===null){
          uni.$showMsg("请先登录，再进行购买哦~")
          setTimeout(()=>{
            uni.navigateTo({
              url:'/subpkg2/login/login'
            })
          },1500)
          return;
        }
        // let key=this.token+';'+this.goods.id+'';
        let redisKey=this.token+';'+uni.$getDateTime(new Date());
        //组织商品订单 对象
        const goodsOrder = {
          userId: this.userInfo.userId,//普通用户id
          openId: this.userInfo.openId,//微信登录id
          goods: this.cart.filter(x => x.goods_state).map(x => ({ id: x.goods_id, name: x.goods_name, price: x.goods_price,goodsNum: x.goods_count,imageSrc: x.goods_small_logo, attribute: x.goods_attribute}))[0],
          goodsList: this.cart.filter(x => x.goods_state).map(x => ({ id: x.goods_id, name: x.goods_name, price: x.goods_price,goodsNum: x.goods_count,imageSrc: x.goods_small_logo, attribute: x.goods_attribute})),
          priceSum:this.checkedGoodsAmount,
          freight:0,//运费暂时为0
          redisKey:redisKey//redis key
        }
        // 发起请求  将当前订单信息存入服务器的Redis数据库中，并设置5分钟的有效时长，当该页面hide（）时，删除数据
        console.log("goodsOrder==================================>>>>>>>>>>>>>")
        console.log(goodsOrder)//（dto）
        const { data: res } = await uni.$http.post('/goodsOrder/saveGoodsOrderToRedis',goodsOrder)
        //  请求失败
        if (res.status !== 200) return uni.$showMsg()
        // 请求成功
        setTimeout(()=>{
          uni.navigateTo({
            url:'/subpkg/ConfirmOrder/ConfirmOrder?redisKey='+redisKey
          })
        },1000)
      },
    },
  }
</script>

<style lang="scss">
  .my-settle-container {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50px;
    // 将背景色从 cyan 改为 white
    background-color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: 5px;
    font-size: 14px;

    .radio {
      display: flex;
      align-items: center;
    }

    .amount {
      color: #c00000;
    }

    .btn-settle {
      height: 50px;
      min-width: 100px;
      background-color: #c00000;
      color: white;
      line-height: 50px;
      text-align: center;
      padding: 0 10px;
    }
  }
</style>
